The phrase "across academia" is correct and usable in written English.
It can be used to refer to something that spans or is relevant to various fields or institutions within the academic world.
Example: "The research findings have implications that resonate across academia, influencing both teaching and policy."
Alternatives: "throughout academia" or "in the academic community".
A recent article described the working week of people across academia.
And he sought out not only Muslims, but also Jews and people of other faiths and experts across academia.
This event brings together diverse leaders across academia, business, policy, and government.
Innovation ecosystem is an increasingly popular but all too often ambiguously utilized concept across academia, policy and business.
This GIS Day we sought to highlight the societal benefit derived from innovators across academia, non-profits, government, and industry.
Across academia, universities and graduate schools are wrestling with whether to accept financing from tobacco companies for research or student activities.
Turning laboratory findings into the foundations for potential new therapies also takes strong communication skills and a willingness to collaborate in team science or even across academia-industry borders.
Given the breadth and depth of our relationships across US academia and federal institutions, we have no problem with competition.
The Post recently asked 100 security experts — a panel put together from across government, academia and the private sector — whether state election systems are sufficiently protected against cyberthreats.
Workshops on Cyber Conflict and Digital Transformation — held on June 13 and June 15, respectively — drew more than 100 attendees and panelists from across industry, academia, and government.
In the following weeks, the class will focus on discussing applications and policy issues through lectures and guest speakers from various domains across both academia and industry.
